70 lines
2.0 KiB
C++
70 lines
2.0 KiB
C++
// This is a part of the Microsoft Foundation Classes C++ library.
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// Copyright (C) 1992-1995 Microsoft Corporation
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// All rights reserved.
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//
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// This source code is only intended as a supplement to the
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// Microsoft Foundation Classes Reference and related
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// electronic documentation provided with the library.
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// See these sources for detailed information regarding the
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// Microsoft Foundation Classes product.
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// Do not include this file directly (included by AFXDB.H & AFXDAO.H)
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#ifndef __AFXDB__H__
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#define __AFXDB__H__
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//////////////////////////////////////////////////////////////////////////////
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// Recordset Field exchange for ODBC & DAO classes (RFX_ and DFX_)
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#define AFX_RFX_SHORT_PSEUDO_NULL (0x7EE4)
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#define AFX_RFX_INT_PSEUDO_NULL (0x7EE4)
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#define AFX_RFX_LONG_PSEUDO_NULL (0x4a4d4120L)
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#define AFX_RFX_BYTE_PSEUDO_NULL 255
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#define AFX_RFX_SINGLE_PSEUDO_NULL (-9.123e19f)
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#define AFX_RFX_DOUBLE_PSEUDO_NULL (-9.123e19)
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#define AFX_RFX_BOOL_PSEUDO_NULL 2
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#define AFX_RFX_DATE_PSEUDO_NULL CTime(0)
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#define AFX_RFX_TIMESTAMP_PSEUDO_NULL 99
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#define AFX_RFX_BOOL 1
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#define AFX_RFX_BYTE 2
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#define AFX_RFX_INT 3
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#define AFX_RFX_LONG 4
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#define AFX_RFX_SINGLE 6
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#define AFX_RFX_DOUBLE 7
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#define AFX_RFX_DATE 8
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#define AFX_RFX_BINARY 9
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#define AFX_RFX_TEXT 10
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#define AFX_RFX_LONGBINARY 11
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#define AFX_RFX_SHORT 12
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#define AFX_RFX_CURRENCY 13
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//////////////////////////////////////////////////////////////////////////////
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// CLongBinary - a Long (generally > 32k in length) Binary object
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class CLongBinary : public CObject
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{
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DECLARE_DYNAMIC(CLongBinary)
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// Constructors
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public:
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CLongBinary();
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// Attributes
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HGLOBAL m_hData;
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DWORD m_dwDataLength;
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// Implementation
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public:
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virtual ~CLongBinary();
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#ifdef _DEBUG
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virtual void AssertValid() const;
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virtual void Dump(CDumpContext& dc) const;
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#endif //_DEBUG
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};
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//////////////////////////////////////////////////////////////////////////////
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#endif // __AFXDB__H__
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